cpp_lint.yml

name: cpplint

on:
  pull_request:
    paths-ignore:
      # Ignore linting check if only compilation workflow files changed
      - '.github/workflows/compile_*.yml'

jobs:
  lint: # Renamed job from 'build' to 'lint' for clarity
    runs-on: ubuntu-latest
    steps:
      - name: ⬇️ Checkout Repository
        uses: actions/checkout@v4 # Updated to v4 for security and performance

      - name: 🔍 Run cpplint via Reviewdog
        uses: reviewdog/action-cpplint@v1 # Using @v1 as a common stable major version
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          reporter: github-pr-check
          flags: --linelength=100
          # Using YAML multi-line string (>) for improved filter readability
          filter: >
            -whitespace/tab,
            -readability/braces,
            -whitespace/braces,
            -whitespace/comments,
            -whitespace/indent,
            -whitespace/newline,
            -whitespace/operators,
            -whitespace/parens